.github/workflows/nix.yml: bump NixOS version (#1412)

* .github/workflows/nix.yml: bump NixOS version

* README.md: update

* Drop release-9.0.nix

.github/workflows/nix.yml

@@ -34,7 +34,6 @@ jobs:
     strategy:
       matrix:
         versions:
-          - release: 'release-9.0.nix'
           - release: 'release-9.2.nix'
           - release: 'release-9.4.nix'
           - release: 'release-9.6.nix'
@@ -49,13 +48,13 @@ jobs:
         signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
     - run: |
         nix-build --keep-going \
-        -I nixpkgs=https://github.com/NixOS/nixpkgs/tarball/nixos-22.11 \
+        -I nixpkgs=https://github.com/NixOS/nixpkgs/tarball/nixos-23.05 \
         ${{ matrix.versions.release }} \
         --arg packages "haskellPackages: [ haskellPackages.ihaskell ]"
     - if: matrix.versions.release != 'release-9.6.nix'
       run: |
         nix-shell \
-        -I nixpkgs=https://github.com/NixOS/nixpkgs/tarball/nixos-22.11 \
+        -I nixpkgs=https://github.com/NixOS/nixpkgs/tarball/nixos-23.05 \
         -p jq --run \
         'test/acceptance.nbconvert.sh result/bin/jupyter nbconvert'
 

README.md

@@ -152,7 +152,7 @@ If you have the `nix` package manager installed, you can create an IHaskell
 notebook environment with one command. For example:
 
 ```bash
-$ nix-build -I nixpkgs=https://github.com/NixOS/nixpkgs/tarball/nixos-22.11 release.nix --argstr compiler ghc902 --arg packages "haskellPackages: [ haskellPackages.lens ]"
+$ nix-build -I nixpkgs=https://github.com/NixOS/nixpkgs/tarball/nixos-23.05 release.nix --argstr compiler ghc928 --arg packages "haskellPackages: [ haskellPackages.lens ]"
 <result path>
 $ <result path>/bin/jupyter notebook
 ```
@@ -165,7 +165,7 @@ prebuilt artifacts.
 The IHaskell display modules are not loaded by default and have to be specified as additional packages:
 
 ```bash
-$ nix-build -I nixpkgs=https://github.com/NixOS/nixpkgs/tarball/nixos-22.11 release.nix --argstr compiler ghc902 --arg packages "haskellPackages: [ haskellPackages.ihaskell-blaze haskellPackages.ihaskell-charts ]"
+$ nix-build -I nixpkgs=https://github.com/NixOS/nixpkgs/tarball/nixos-23.05 release.nix --argstr compiler ghc928 --arg packages "haskellPackages: [ haskellPackages.ihaskell-blaze haskellPackages.ihaskell-charts ]"
 ```
 
 For more examples of using IHaskell with Nix, see https://github.com/vaibhavsagar/notebooks.

release-9.0.nix

@@ -1,9 +0,0 @@
-{ compiler ? "ghc902"
-, nixpkgs ? import <nixpkgs> {}
-, packages ? (_: [])
-, pythonPackages ? (_: [])
-, rtsopts ? "-M3g -N2"
-, staticExecutable ? false
-, systemPackages ? (_: [])
-}:
-  import (./release.nix) { inherit compiler nixpkgs packages pythonPackages rtsopts systemPackages; }